/* ============================================
   NtwkCmdr Marketing Site - Styles
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0e14;
    --bg-secondary: #0d1117;
    --bg-tertiary: #161b22;
    --bg-card: #0d1117;

    --accent-primary: #00d97e;
    --accent-secondary: #a855f7;
    --accent-danger: #f43f5e;
    --accent-warning: #f59e0b;
    --accent-info: #3b82f6;

    --text-primary: #e6edf3;
    --text-secondary: rgba(230, 237, 243, 0.7);
    --text-tertiary: rgba(230, 237, 243, 0.5);

    --border-color: rgba(48, 54, 61, 0.8);
    --border-light: rgba(48, 54, 61, 0.4);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #a855f7 0%, #00d97e 100%);
    --gradient-cta: linear-gradient(135deg, #a855f7 0%, #6366f1 50%, #00d97e 100%);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(168, 85, 247, 0.15);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

button, input {
    font-family: inherit;
    font-size: inherit;
}

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.mono {
    font-family: var(--font-mono);
    font-size: 0.875em;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Header
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 20, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-base);
}

.header.scrolled {
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    width: 28px;
    height: 28px;
    color: var(--accent-primary);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo-dot {
    color: var(--accent-secondary);
}

.nav {
    display: none;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-cta {
    padding: var(--space-sm) var(--space-lg);
    background: var(--accent-secondary);
    color: white;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.nav-cta:hover {
    background: #9333ea;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (min-width: 768px) {
    .nav {
        display: flex;
    }

    .mobile-menu-btn {
        display: none;
    }
}

/* Mobile Menu */
.nav.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-lg);
    gap: var(--space-md);
}

@media (min-width: 768px) {
    .nav.mobile-open {
        position: static;
        flex-direction: row;
        background: none;
        border: none;
        padding: 0;
        gap: var(--space-xl);
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(72px + var(--space-4xl)) 0 var(--space-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(168, 85, 247, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168, 85, 247, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 30%, black, transparent);
}

.hero-glow {
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(168, 85, 247, 0.15) 0%, transparent 70%);
    filter: blur(60px);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-tagline {
    display: inline-block;
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: var(--space-lg);
    padding: var(--space-xs) var(--space-md);
    background: rgba(0, 217, 126, 0.1);
    border: 1px solid rgba(0, 217, 126, 0.2);
    border-radius: var(--radius-xl);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-lg);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-icon {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background: var(--accent-secondary);
    color: white;
}

.btn-primary:hover {
    background: #9333ea;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(168, 85, 247, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-tertiary);
}

/* ============================================
   Stats Bar
   ============================================ */
.stats {
    padding: var(--space-2xl) 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
}

.stat-suffix {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--accent-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    display: none;
    width: 1px;
    height: 60px;
    background: var(--border-color);
}

@media (min-width: 768px) {
    .stats-grid {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: var(--space-3xl);
    }

    .stat-divider {
        display: block;
    }
}

/* ============================================
   Section Styles
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-secondary);
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: var(--space-4xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: var(--transition-base);
}

.feature-card:hover {
    border-color: rgba(168, 85, 247, 0.3);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: var(--space-lg) 0 var(--space-sm);
}

.feature-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Mock UI Styles */
.mock-ui {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.mock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.mock-title {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.mock-controls {
    display: flex;
    gap: 6px;
}

.mock-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-color);
}

.mock-content {
    padding: var(--space-md);
}

/* Capacity Dashboard Mock */
.capacity-item {
    margin-bottom: var(--space-sm);
}

.capacity-item:last-child {
    margin-bottom: 0;
}

.capacity-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    margin-bottom: var(--space-xs);
}

.capacity-site {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.capacity-value {
    color: var(--accent-primary);
    font-weight: 500;
}

.capacity-value.warning {
    color: var(--accent-warning);
}

.capacity-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.capacity-fill {
    height: 100%;
    background: var(--accent-primary);
    border-radius: 3px;
    transition: width 1s ease;
}

.capacity-fill.warning {
    background: var(--accent-warning);
}

/* Device Inventory Mock */
.mock-table {
    width: 100%;
    font-size: 0.6875rem;
    border-collapse: collapse;
}

.mock-table th,
.mock-table td {
    padding: var(--space-xs) var(--space-sm);
    text-align: left;
}

.mock-table th {
    color: var(--text-tertiary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.mock-table td {
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
}

.mock-table tr:last-child td {
    border-bottom: none;
}

.status-badge {
    display: inline-block;
    padding: 2px 6px;
    font-size: 0.625rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.status-badge.up {
    background: rgba(0, 217, 126, 0.15);
    color: var(--accent-primary);
}

.status-badge.down {
    background: rgba(244, 63, 94, 0.15);
    color: var(--accent-danger);
}

.status-badge.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-warning);
}

/* Path Visualization Mock */
.path-viz {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.path-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.path-node {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.path-node.source {
    background: rgba(0, 217, 126, 0.15);
    color: var(--accent-primary);
    border: 1px solid rgba(0, 217, 126, 0.3);
}

.path-node.dest {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-secondary);
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.path-node.router {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.path-node.switch {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.path-line {
    width: 24px;
    height: 2px;
    background: var(--border-color);
}

.path-spacer {
    width: 36px;
}

.path-vertical {
    width: 2px;
    height: 16px;
    background: var(--border-color);
}

.path-info {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-sm);
}

.path-label {
    font-size: 0.6875rem;
    color: var(--text-tertiary);
}

.path-label strong {
    color: var(--text-secondary);
}

/* Device Alarms Mock */
.alarm-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.alarm-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
}

.alarm-icon {
    font-size: 0.5rem;
}

.alarm-item.critical .alarm-icon {
    color: var(--accent-danger);
}

.alarm-item.warning .alarm-icon {
    color: var(--accent-warning);
}

.alarm-item.info .alarm-icon {
    color: var(--accent-info);
}

.alarm-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.alarm-msg {
    color: var(--text-primary);
    font-weight: 500;
}

.alarm-device {
    color: var(--text-tertiary);
}

.alarm-time {
    color: var(--text-tertiary);
}

/* Calendar Mock */
.calendar-header {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.calendar-month {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    text-align: center;
}

.cal-day {
    font-size: 0.625rem;
    padding: 4px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.cal-day.header {
    color: var(--text-tertiary);
    font-weight: 500;
}

.cal-day.dim {
    color: var(--text-tertiary);
}

.cal-day.today {
    background: var(--accent-secondary);
    color: white;
    font-weight: 600;
}

.cal-day.has-change {
    position: relative;
}

.cal-day.has-change::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.cal-day.has-change.warning::after {
    background: var(--accent-warning);
}

/* Config Push Mock */
.push-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.push-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.push-status {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50%;
    flex-shrink: 0;
}

.push-status.success {
    background: rgba(0, 217, 126, 0.15);
    color: var(--accent-primary);
}

.push-status.fail {
    background: rgba(244, 63, 94, 0.15);
    color: var(--accent-danger);
}

.push-info {
    display: flex;
    flex-direction: column;
}

.push-desc {
    font-size: 0.75rem;
    color: var(--text-primary);
}

.push-meta {
    font-size: 0.625rem;
    color: var(--text-tertiary);
}

/* ============================================
   Demo Section
   ============================================ */
.demo {
    padding: var(--space-4xl) 0;
    background: var(--bg-secondary);
}

.demo-container {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.demo-tabs {
    display: flex;
    overflow-x: auto;
    border-bottom: 1px solid var(--border-color);
    -webkit-overflow-scrolling: touch;
}

.demo-tab {
    flex: 1;
    min-width: max-content;
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    border-bottom: 2px solid transparent;
}

.demo-tab:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.demo-tab.active {
    color: var(--accent-secondary);
    border-bottom-color: var(--accent-secondary);
}

.demo-content {
    padding: var(--space-lg);
}

.demo-panel {
    display: none;
}

.demo-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Demo Mock UI Large */
.demo-mock-ui {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.demo-mock-ui .mock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
}

.mock-nav {
    display: flex;
    gap: var(--space-lg);
}

.mock-nav-item {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    cursor: default;
}

.mock-nav-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

.mock-user {
    display: flex;
    align-items: center;
}

.mock-avatar {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-secondary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50%;
}

.mock-search input {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    width: 200px;
}

.mock-filters {
    display: flex;
    gap: var(--space-sm);
}

.mock-filter {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    border-radius: var(--radius-sm);
    cursor: default;
}

.mock-filter.active {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.mock-filter.critical {
    color: var(--accent-danger);
}

.mock-filter.warning {
    color: var(--accent-warning);
}

.mock-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--accent-secondary);
    color: white;
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: default;
}

.demo-mock-content {
    padding: var(--space-lg);
}

/* Demo Stats Row */
.demo-stats-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
    .demo-stats-row {
        grid-template-columns: repeat(4, 1fr);
    }
}

.demo-stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.demo-stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-xs);
}

.demo-stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.demo-stat-value.warning {
    color: var(--accent-warning);
}

.demo-stat-change {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: var(--space-xs);
}

.demo-stat-change.up {
    color: var(--accent-primary);
}

.demo-stat-change.down {
    color: var(--accent-primary);
}

/* Demo Charts Row */
.demo-charts-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

@media (min-width: 768px) {
    .demo-charts-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.demo-chart {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.demo-chart-title {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.demo-site-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.demo-site {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.demo-site-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.demo-site-status.up {
    background: var(--accent-primary);
}

.demo-site-status.warning {
    background: var(--accent-warning);
}

.demo-site-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.demo-site-devices {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.demo-activity-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.demo-activity {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
}

.demo-activity-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.demo-activity-text {
    flex: 1;
    color: var(--text-secondary);
}

.demo-activity-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Demo Table */
.demo-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.demo-table th,
.demo-table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.demo-table th {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--bg-primary);
}

.demo-table td {
    color: var(--text-secondary);
}

.demo-table tr:hover td {
    background: var(--bg-primary);
}

/* Demo Alarm List */
.demo-alarm-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.demo-alarm {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: var(--space-md);
    align-items: center;
    padding: var(--space-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border-left: 3px solid transparent;
}

.demo-alarm.critical {
    border-left-color: var(--accent-danger);
}

.demo-alarm.warning {
    border-left-color: var(--accent-warning);
}

.demo-alarm.info {
    border-left-color: var(--accent-info);
}

.demo-alarm-severity {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.625rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
}

.demo-alarm.critical .demo-alarm-severity {
    background: rgba(244, 63, 94, 0.15);
    color: var(--accent-danger);
}

.demo-alarm.warning .demo-alarm-severity {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-warning);
}

.demo-alarm.info .demo-alarm-severity {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-info);
}

.demo-alarm-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.demo-alarm-msg {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.demo-alarm-device {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.demo-alarm-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.demo-alarm-actions {
    display: flex;
    gap: var(--space-sm);
}

.demo-alarm-btn {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: default;
}

@media (max-width: 768px) {
    .demo-alarm {
        grid-template-columns: auto 1fr;
        grid-template-rows: auto auto auto;
    }

    .demo-alarm-meta,
    .demo-alarm-actions {
        grid-column: 1 / -1;
        flex-direction: row;
    }
}

/* Demo Job List */
.demo-job-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.demo-job {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
}

.demo-job-status {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.demo-job-status svg {
    width: 16px;
    height: 16px;
}

.demo-job-status.success {
    background: rgba(0, 217, 126, 0.15);
    color: var(--accent-primary);
}

.demo-job-status.running {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-secondary);
    animation: spin 1s linear infinite;
}

.demo-job-status.failed {
    background: rgba(244, 63, 94, 0.15);
    color: var(--accent-danger);
}

.demo-job-status.scheduled {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-info);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.demo-job-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.demo-job-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.demo-job-meta {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.demo-job-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ============================================
   Benefits Section
   ============================================ */
.benefits {
    padding: var(--space-4xl) 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.benefit-card {
    text-align: center;
    padding: var(--space-xl);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: var(--radius-lg);
}

.benefit-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent-secondary);
}

.benefit-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.benefit-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
    padding: var(--space-4xl) 0;
    background: var(--bg-secondary);
}

.steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

@media (min-width: 768px) {
    .steps {
        flex-direction: row;
        justify-content: center;
        gap: 0;
    }
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 240px;
    padding: var(--space-lg);
}

.step-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    margin-bottom: var(--space-lg);
}

.step-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.step-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.step-connector {
    width: 2px;
    height: 40px;
    background: var(--border-color);
}

@media (min-width: 768px) {
    .step-connector {
        width: 60px;
        height: 2px;
    }
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
    padding: var(--space-4xl) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pricing-card {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border-color: var(--accent-secondary);
    box-shadow: 0 0 40px rgba(168, 85, 247, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-md);
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--accent-secondary);
    color: white;
    border-radius: var(--radius-xl);
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-lg);
}

.pricing-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.pricing-price {
    margin-bottom: var(--space-sm);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
}

.price-period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.pricing-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    flex: 1;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    padding: var(--space-sm) 0;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.pricing-features li::before {
    content: '✓';
    color: var(--accent-primary);
    font-weight: 600;
}

.pricing-cta {
    width: 100%;
    text-align: center;
}

/* ============================================
   Final CTA
   ============================================ */
.final-cta {
    padding: var(--space-4xl) 0;
    background: var(--bg-secondary);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
}

.cta-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

@media (min-width: 480px) {
    .cta-form {
        flex-direction: row;
    }
}

.cta-input {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
}

.cta-input:focus {
    outline: none;
    border-color: var(--accent-secondary);
}

.cta-input::placeholder {
    color: var(--text-tertiary);
}

.cta-btn {
    white-space: nowrap;
}

.cta-note {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    padding: var(--space-3xl) 0;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 3fr;
    }
}

.footer-brand .logo {
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-col h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg) 0;
}

@media (min-width: 480px) {
    .footer-bottom-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

.copyright {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--text-primary);
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation delays */
.features-grid .feature-card:nth-child(1) { transition-delay: 0ms; }
.features-grid .feature-card:nth-child(2) { transition-delay: 100ms; }
.features-grid .feature-card:nth-child(3) { transition-delay: 200ms; }
.features-grid .feature-card:nth-child(4) { transition-delay: 300ms; }
.features-grid .feature-card:nth-child(5) { transition-delay: 400ms; }
.features-grid .feature-card:nth-child(6) { transition-delay: 500ms; }

.benefits-grid .benefit-card:nth-child(1) { transition-delay: 0ms; }
.benefits-grid .benefit-card:nth-child(2) { transition-delay: 100ms; }
.benefits-grid .benefit-card:nth-child(3) { transition-delay: 200ms; }

.steps .step:nth-child(1) { transition-delay: 0ms; }
.steps .step:nth-child(3) { transition-delay: 150ms; }
.steps .step:nth-child(5) { transition-delay: 300ms; }
.steps .step:nth-child(7) { transition-delay: 450ms; }

.pricing-grid .pricing-card:nth-child(1) { transition-delay: 0ms; }
.pricing-grid .pricing-card:nth-child(2) { transition-delay: 100ms; }
.pricing-grid .pricing-card:nth-child(3) { transition-delay: 200ms; }